google_apis: Implement google_apis::ResponseWriter

net/url_request/url_fetcher_delegate.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_URL_REQUEST_URL_FETCHER_DELEGATE_H_
 #define NET_URL_REQUEST_URL_FETCHER_DELEGATE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 10 matching lines @@
   // This will be called when the URL has been fetched, successfully or not.
   // Use accessor methods on |source| to get the results.
   virtual void OnURLFetchComplete(const URLFetcher* source) = 0;
 
   // This will be called when some part of the response is read. |current|
   // denotes the number of bytes received up to the call, and |total| is the
   // expected total size of the response (or -1 if not determined).
   virtual void OnURLFetchDownloadProgress(const URLFetcher* source,
                                           int64 current, int64 total);
 
-  // This will be called when some part of the response is read.
-  // |download_data| contains the current bytes received since the last call.
-  // This will be called after ShouldSendDownloadData() and only if the latter
-  // returns true.
-  virtual void OnURLFetchDownloadData(const URLFetcher* source,
-                                      scoped_ptr<std::string> download_data);
-
-  // This indicates if OnURLFetchDownloadData should be called.
-  // This will be called before OnURLFetchDownloadData is called, and only if
-  // this returns true.
-  // Default implementation is false.
-  virtual bool ShouldSendDownloadData();
-
   // This will be called when uploading of POST or PUT requests proceeded.
   // |current| denotes the number of bytes sent so far, and |total| is the
   // total size of uploading data (or -1 if chunked upload is enabled).
   virtual void OnURLFetchUploadProgress(const URLFetcher* source,
                                         int64 current, int64 total);
 
  protected:
   virtual ~URLFetcherDelegate();
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_FETCHER_DELEGATE_H_